In his article entitled "A Method of Scaling Psychological and Educational Tests," L.L.Thurstone introduced absolute scaling which was a
A) procedure for obtaining a measure of item validity.
B) procedure for obtaining a measure of item difficulty.
C) procedure for deriving equal-appearing intervals.
D) procedure for divining item reliability.

Question

Quizplus · Accepted Answer

Thurstone's method of absolute scaling was primarily concerned with measuring item difficulty, allowing for the comparison of test items on a common scale.

In His Article Entitled "A Method of Scaling Psychological and Educational